<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title></title>
    <style type="text/css">
        * {
            margin: 0;
            padding: 0;
        }

        .bx {
            height: 60px;
            width: 100%;
            background: #177ec1;
        }

        .bx .container {
            margin: 0 60px;
            overflow: hidden;
        }

        .bx .container .left {
            width: 201px;
            height: 43px;
            padding-top: 19px;
            color: #FFFFFF;
            font-size: 24px;
            float: left;
        }

        .bx .container .right {
            overflow: hidden;
            width: 124px;
            padding-top: 19px;
            float: right;
        }

        .bx .container .right span {
            font-size: 16px;
            color: #fff;
        }

        .bx .container .right .l {
            float: left;
        }

        .bx .container .right .r {
            float: right;
        }

        #goTo {
            width: 90px;
            height: 35px;
            border-radius: 20px;
        }
    </style>

    <script>
        function back() {
            if (confirm("要退出登录吗？")) {
                window.parent.location.href = "http://localhost:8080/login";
            }
        }
    </script>

</head>
<body>
<div class="bx">
    <div class="container">
        <h2 class="left">学生信息管理系统</h2>
        <div class="right">
            <button id="goTo" onclick="back()" class="r">退出登录</button>
        </div>
    </div>
</div>
</body>
</html>
